A fast, free, no-login way to look up any U.S. healthcare provider in the federal NPPES registry.

Lookups

NPI Lookup
NPI Registry
By Specialty
By State

Resources

Guides
For Providers / API
Data Sources
About

Legal

Privacy
Terms
Correct a record

Data is sourced from the public NPPES (National Plan and Provider Enumeration System) registry published by CMS. NPI Central is not affiliated with, or endorsed by, CMSor any healthcare provider. Information is provided “as is” for general reference and is not medical advice.

FCRA notice: NPI Central is not a consumer reporting agency. This information may not be used to determine eligibility for employment, credentialing, insurance, or any other purpose covered by the Fair Credit Reporting Act.

© 2026 NPI Central. All rights reserved.

William O'Brien, DDS — NPI 1285851634, Slidell, LA | NPI Central

Home/
NPI Lookup/
LA/
NPI 1285851634

IndividualActive

William O'Brien, DDS

NPI 1285851634 · Periodontics · Slidell, LA

Provider details

NPI number: 1285851634
Entity type: Individual
Primary specialty: PeriodonticsDental Providers
Credential: DDS
Sex: Male
Sole proprietor: No
License: 3185 (LA)

Specialties & taxonomies

PeriodonticsPrimary1223P0300XLicense 3185 (LA)
Dental Providers

Practice location

2790 Gause Blvd E

Ste 1

Slidell, LA 70461-4246

Phone: (985) 649-9359

Approximate (ZIP-level) locationGet directions

More LA providers

Mailing address

2790 Gause Blvd E

Slidell, LA 70461-4246

Registry dates

Enumerated: 2007-04-19
Last updated: 2007-07-08

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.